the beginning, has said she believes her father was involved, and the defense has used that to point out inconsistencies and statements she made to investigators, the message being that she's really wanted to get a conviction on her father all along. they also question why she tried to obtain her mother's medical records, and on recross, prosecutors let her explain that was because she believed her dad killed her mom. now, testimony is just getting under way, we're told it is a cardiologist who has just taken the stand. martha: all right, alicia, thank you very much. what a case. gregg: federal officials announcing the discovery of a very sophisticated drug tunnel between san diego and tijuana, mexico. the span nearly a third of a mile long, about 35 feet deep. look at that. complete with electricity, ventilation, even a rail system. feds say it must have been designed by architects and engineers. >> we emphatically put the mexican drug cartels on notice. attempts to evade u.s. law enforcement by taking operations underground were doomed to failure. apparently, they ignored our warning.